The Yamaha YFM Wolverine 350 is a 2004 All-Terrain Vehicle renowned for its blend of recreational capability and utility. This mid-size ATV is powered by a reliable 348cc air-cooled engine, offering dependable performance for various terrains. Key features include a comfortable riding position, selectable 2WD/4WD on certain variants, and a robust suspension system designed for a smooth experience. The Wolverine 350 is a popular choice for both recreational riders and those engaging in light-duty farm work, offering a balanced approach to versatility and comfort. This comprehensive Factory Service Repair Manual provides essential information for maintaining and repairing the Yamaha YFM Wolverine 350. It covers a wide range of systems, including general information, specifications, periodic inspections and adjustments, chassis, engine overhaul, carburetion, and electrical systems. The manual details maintenance schedules, repair procedures, diagnostic troubleshooting, and component overhaul, enabling owners and technicians to effectively manage the vehicle's upkeep. With factory-level depth, this English-language manual is an indispensable resource for ensuring the longevity and optimal performance of your ATV. 🏷️ Basic Information Identification Make: Yamaha Model: YFM Wolverine 350 Year: 2004 Vehicle Type: ATV (All-Terrain Vehicle) Product Name: Yamaha YFM Wolverine 350 2004 Factory Service Repair Manual PDF Download 👋 Introduction Market Position Market Segment: Mid-size utility ATV, popular for recreational and light-duty farm use. Competitive Analysis Competitors: Honda TRX300EX/350, Suzuki LT-F300 King Quad, Kawasaki Bayou 300 Key Features Key Features: Reliable 348cc air-cooled engine, selectable 2WD/4WD (on some variants), comfortable suspension, versatile for various terrains. Utility Focus: Designed for a balance of recreational riding and utility tasks, featuring a comfortable riding position and reliable power delivery. Value Proposition Manual Benefit: Enables owners to perform maintenance and repairs themselves, saving on labor costs and extending the vehicle's lifespan. 📋 Manual Details Coverage Areas Manual Type: Factory Service Repair Manual Language: English Format: PDF (Portable Document Format) Printability: Yes Compatibility: WINDOWS and MAC Requirements: Adobe PDF Reader Delivery Method: Instant PDF download after purchase. Page Count Estimated Page Count: The product description does not specify an exact page count. Factory service manuals for this era and complexity typically range from 200 to 500+ pages. 📖 Manual Coverage Systems Covered Systems Covered: General Information, Specifications, Periodic Inspection and Adjustment, Chassis, Engine Overhaul, Carburetion, Electrical, Troubleshooting Chassis Systems: Frame, suspension (front and rear), steering, wheels, tires, brakes, drivetrain (shaft drive, differentials). Engine Systems: Top end (cylinder head, valves), bottom end (crankshaft, connecting rod), lubrication system, cooling system, starting system, fuel system (carburetor). Electrical Systems: Ignition system (CDI), charging system (stator, regulator/rectifier), lighting system, battery, wiring diagrams, troubleshooting electrical faults. Procedures Included Procedures Included: Maintenance schedules, repair procedures, diagnostic troubleshooting, component overhaul, adjustments, system analysis Engine Rebuild Procedures: Detailed instructions for complete engine disassembly, inspection, overhaul, and reassembly, including valve adjustments and piston/cylinder replacement. Carburetor Overhaul Procedures: Comprehensive steps for carburetor disassembly, cleaning, inspection, reassembly, and adjustment of mixture and idle speed. Troubleshooting Guides: Systematic diagnostic procedures for common problems, including starting issues, poor performance, electrical faults, and drivetrain problems. Technical Depth Technical Depth: Comprehensive factory-level repair and maintenance information for all major systems. Diagnostic Tools: While not specific to electronic diagnostic tools, the manual details troubleshooting based on symptoms and component testing via multimeters and visual inspection. 📊 Manual Specifications File Specifications File Format: PDF Print Quality: High-resolution, suitable for printing. Binding Type: Digital Download (PDF) Paper Type: Not Applicable (Digital) Searchability: Typically, PDF service manuals have searchable text, allowing for quick access to specific topics. ⚙️ Engine Specifications Primary Engine Engine Type: 4-stroke, SOHC, air-cooled Displacement: 348cc Bore X Stroke: 83 mm x 64.5 mm Compression Ratio: 9.2:1 Performance Horsepower: Approximately 22 HP (manufacturer specific data may vary slightly) Torque: Approximately 20 lb-ft (manufacturer specific data may vary slightly) Engine Cooling: Fins on cylinder and cylinder head facilitate air flow for cooling. Fuel System Fuel Delivery: Carburetor (likely Mikuni BSR33) Carburetor Model: Mikuni BSR33 (common for this model) Fuel Type: Unleaded gasoline (minimum octane rating as specified in the manual, typically 87). Ignition Ignition System: CDI (Capacitor Discharge Ignition) Cooling Cooling Method: Air-cooled 🔧 Transmission Standard Transmission Type: Automatic (Continuously Variable Transmission - CVT) Drive System: Shaft drive Gear Selection: Forward, Neutral, Reverse Features Transfer Case: Sealed, gear type 📐 Dimensions Exterior Length: Approx. 74.8 inches Width: Approx. 42.9 inches Height: Approx. 42.5 inches Wheelbase: Approx. 49.2 inches Weights Dry Weight: Approx. 512 lbs Ground Clearance: Approx. 7.1 inches Capacity Fuel Capacity: Approx. 3.2 gallons (including reserve) 🛡️ Safety Features Ratings Safety Standards: Adheres to applicable ATV safety regulations for its class and year. Active Features Braking System: Hydraulic disc brakes, front and rear. Passive Features Lighting: Dual 30W headlights, 5W brake light. Tires: AT-specific knobby tires for traction. 💡 Technology Features Infotainment Infotainment System: Not applicable for this model; basic instrumentation (speedometer, odometer, fuel gauge, warning lights). Driver Assistance Driver Assistance Features: None (as...